[Suspend2][ 03/21] [Suspend2] Tell userspace to redraw the screen.

[Nigel Cunningham <nigel@suspend2.net>]

Tell userspace to redraw the screen. Used after the atomic restore.

Signed-off-by: Nigel Cunningham <nigel@suspend2.net>

 kernel/power/ui.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/kernel/power/ui.c b/kernel/power/ui.c
index b952bf7..0441be5 100644
--- a/kernel/power/ui.c
+++ b/kernel/power/ui.c
@@ -83,3 +83,12 @@ static void ui_nl_set_state(int n)
 		wake_up_interruptible(&userui_wait_for_key);
 }
 
+void userui_redraw(void)
+{
+	if (ui_helper_data.pid == -1)
+		return;
+
+	suspend_send_netlink_message(&ui_helper_data,
+			USERUI_MSG_REDRAW, NULL, 0);
+}
+

--
Nigel Cunningham		nigel at suspend2 dot net
-
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